Phenakite and Wavellite Physical Properties
Specific Gravity
2.90-2.98
2.36
Fracture
Conchoidal, ConchoidalWalter Schumann
Uneven, Subconchoidal, Fibrous
Cleavage
Distinct on {11 2 0}, imperfect on {10 1 1}
[110] perfect, [101] good, [010] distinct
Mohs Hardness
7.5-8
3.5-4
Chemical Composition
Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Phenakite and Wavellite Chemical Formula
While comparing Phenakite and Wavellite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Phenakite and Wavellite chemical formula.
- Chemical formula of Phenakite- Be 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
- Chemical formula of Wavellite- Al 3(PO 4) 2(OH,F) 3 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Phenakite and Wavellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Phenakite and Wavellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Phenakite and Wavellite Optical Properties during the identification of gemstone. Specific gravity of Phenakite is 2.36 whereas that of Wavellite is 2.36.